When was Fionn most popular?

The name Fionn reached its peak popularity during the 2010s.

What are the origins of the name Fionn Castor?

The name Fionn Castor combines two different traditions: the first name Fionn has Celtic roots, while the surname Castor originates from English.

Fionn Castor — 120K & 6K bearers

Fionn Castor is a name that combines Celtic origins. The first name Fionn is a masculine given name of Celtic origin. From Irish Gaelic fionn, meaning 'fair, white, bright.' Fionn mac Cumhaill was the legendary leader of the Fianna, the great Irish warriors. The surname Castor: Castor most commonly refers to: Castor (star), a star in the Gemini constellation Castor, a genus name of the beaver Castor, one of the Dioscuri/Gemini twins Castor and Pollux in Greco-Roman mythology Caster or castor, a small undriven wheel Castor or CASTOR may also refer to: Castor (rocket stage), a family of solid-fuel rocket stages Castor (software), data binding framework for Java CASTOR (nuclear waste), proprietary cask CASTOR experiment, "Centauro and Strange Object Research" at CERN CASTOR (spacecraft), proposed space telescope Caster or castor angle, relevant to a steered wheel Castor. Fionn is a distinctive first name, carried by approximately 120K people globally, with the highest concentration in Ireland. The name Fionn reached peak popularity in the 2010s, reflecting the naming trends of that era.

Etymology & Origin

First Name: Fionn

Meaning: fair, white

Celtic

From Irish Gaelic fionn, meaning 'fair, white, bright.' Fionn mac Cumhaill was the legendary leader of the Fianna, the great Irish warriors.

Surname: Castor

English

Castor most commonly refers to: Castor (star), a star in the Gemini constellation Castor, a genus name of the beaver Castor, one of the Dioscuri/Gemini twins Castor and Pollux in Greco-Roman mythology Caster or castor, a small undriven wheel Castor or CASTOR may also refer to: Castor (rocket stage), a family of solid-fuel rocket stages Castor (software), data binding framework for Java CASTOR (nuclear waste), proprietary cask CASTOR experiment, "Centauro and Strange Object Research" at CERN CASTOR (spacecraft), proposed space telescope Caster or castor angle, relevant to a steered wheel Castor.

Geographic Distribution

The first name Fionn is distributed across the globe, with the highest concentrations in the following countries:

Ireland 82%

United Kingdom 18%

Popularity Over Time

Popularity of the name Fionn by decade, based on birth registration data:

1900s

1910s

1920s

1930s

1940s

1950s

1960s

1970s

1980s

1990s

2000s

2010s

2020s

Name Variants & Related Names

The name Fionn has several variants and related forms across different languages and cultures:

Finn
Finian
Finan

Notable People Named Fionn Castor

People listed above share this name. Listed for informational purposes only. Source: Wikipedia.

Numerology

According to Pythagorean numerology, each letter in a name carries a numerical value. Here are the key numbers for Fionn Castor:

8

Expression Number

Ambition and material success. Represents power, business acumen and the drive to achieve significant goals.

22

Soul Urge Number

Master Builder (Master Number 22). Combines grand vision with the practical ability to achieve lasting, large-scale goals.

4

Personality Number

Stability and hard work. Represents practicality, reliability and dedication — someone who builds solid foundations.

Numerology is a cultural tradition for exploring symbolism in names. Results are for entertainment purposes.

Frequently Asked Questions

What is the origin of the first name Fionn?: The first name Fionn originates from Celtic. From Irish Gaelic fionn, meaning 'fair, white, bright.' Fionn mac Cumhaill was the legendary leader of the Fianna, the great Irish warriors.
When was Fionn most popular?: The name Fionn reached its peak popularity during the 2010s.
What is the origin of the surname Castor?: The surname Castor originates from English. Castor most commonly refers to: Castor (star), a star in the Gemini constellation Castor, a genus name of the beaver Castor, one of the Dioscuri/Gemini twins Castor and Pollux in Greco-Roman mythology Caster or castor, a small undriven wheel Castor or CASTOR may also refer to: Castor (rocket stage), a family of solid-fuel rocket stages Castor (software), data binding framework for Java CASTOR (nuclear waste), proprietary cask CASTOR experiment, "Centauro and Strange Object Research" at CERN CASTOR (spacecraft), proposed space telescope Caster or castor angle, relevant to a steered wheel Castor.
What are the origins of the name Fionn Castor?: The name Fionn Castor combines two different traditions: the first name Fionn has Celtic roots, while the surname Castor originates from English.